retard mode if

package lab1;

import static java.lang.Math.*;
import java.util.Scanner;

public class Lab2If {

    public static void main(String[] args) {
        double a, y;

        Scanner input = new Scanner(System.in);
        System.out.print("a=");
        a = input.nextDouble();
        input.close();

        y = (a == -124 || (a >= -25 && a < 40) || (a >= 50 && a < 65)) ? pow(a-1,1/3) :
        (a == 40 || (a >= 65 && a <= 75) || (a > 87 && a <= 100)) ? pow(2,a+1) :
        (a == 87 || (a <= 175 && a <= 810) || (a > 1999 && a < 2888)) ? -cos(a) : a+2;

        System.out.println("Результат: " + y);

    }

}